Transaction not yet indexed

1218GW5k83At3xUk5BDykQnL6jbGaDPDMWcwW1uGiyvCwo1rWCsemQHKUCcu7diKJqkMLA28oUs9miLhcSoeDdi6

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.